Spring – Emperor John II (Komnenos) leads a Byzantine expeditionary force into Cilicia (the Byzantine fleet guards his flank). He defeats the Armenians under Prince Leo I ("Lord of the Mountains"), and captures the cities of Mersin, Tarsus, Adana and Mamistra. Leo retreats to the great fortifications of Anazarbus – where its garrison resists for 37 days. The Byzantine siege engines batter down its walls, and the city is forced to surrender. Leo escapes into the Taurus Mountains, while the Byzantine forces march southward into the plain of Antioch.[1]
August 29– John II appears before the walls of Antioch, and encamps with the Byzantine army on the north bank of the Orontes River. For several days he besieges the city, Raymond of Poitiers (prince of Antioch) is forced to surrender. He recognizes John as his suzerain and becomes with Joscelin II (count of Edessa) a vassal of the Byzantine Empire.[2]
Levant
March 25–Bazwāj, a mamluk (slave) commander of Damascus, launches a military campaign against Tripoli, reaching Pilgrims' Mount. He defeats a Crusader army under Count Pons (protector of Tripoli). Pons is forced to flee into the mountains where native Christians capture him. Later, he is handed over and instantly put to death by Bazwāj.[3]
Summer –Battle of Ba'rin: A Crusader force led by King Fulk of Jerusalem is scattered and defeated by Imad al-Din Zengi, Seljuk governor (atabeg) of Mosul. Fulk with a small bodyguard escapes into Montferrand Castle, which is surrounded and besieged by Zengi. After negotiations, Fulk is granted his freedom in exchange for the castle.[4]
July 25– Louis VI sends his 16-year-old son Louis Capet with an escort of 500 knights to Bordeaux, along with Abbot Suger in charge of the wedding arrangements. Louis and Eleanor are married in the Cathedral of Saint-André. France unites Aquitaine and its territories to the Pyrenees.
Spring – King Stephen sails to Normandy to confront Geoffrey V (the Fair) and the Angevins, who are attacking the southern areas of Normandy. Although Stephen has some success, he is not able to recapture Normandy from Matilda, daughter and heiress of the late King Henry I.[6]
King Gruffudd ap Cynan of Gwynedd dies after a 56-year reign, having rebuilt Welsh power overturned earlier by Henry I. He is succeeded by his son Owain Gwynedd who together with his other brothers, Cadwaladr and Cadwallon, work to revive the power of Gwynedd in Wales.
In China during the Song Dynasty, a fire breaks out in the new capital of Hangzhou. The government suspends the requirement of rent payments, alms of 108,840 kg (120 tons) of rice are distributed to the poor, and items such as bamboo, planks and rush-matting are exempted from government taxation.
Walford, Cornelius, ed. (1876). "Fires, Great". The Insurance Cyclopeadia: Being an Historical Treasury of Events and Circumstances Connected with the Origin and Progress of Insurance. C. and E. Layton. p.26.
Picard, Christophe (1997). La mer et les musulmans d'occident au Moyen Âge, VIIIe-XIIIe siècle (in French). Presses Universitaires de France. ISBN978-2130488101.